Roof Members Terminology

It is a type of resistant moulding that prevents water flowing near roof openings from infiltrating the roof.

Roof members terminology.

As you can see in the illustration below roofs have hip rafters ridge boards jack rafters and more. 3 part of a suspended timber floor construction that provides a level bearing and. The edge of a roof which runs from eaves to ridge at a gable. An asphalt based roof cement formulated to adhere overlapping plies or asphalt roll roofing.

Collar ties rafter ties structural ridge beams. The portion of the roof projecting out from the side walls of the house. Flashing is found in valleys and at the bases of chimneys walls roof vents and plumbing vents. Don vandervort hometips.

When working on a roof it pays to be familiar with these terms. Rafters are inclined members spaced from 16 to 48 inches apart. Common rafter valley rafter valley jack rafter hip rafter hip jack rafter cripple jack rafter dormer rafter. A condition where both the top and bottom chords extend beyond a support structure with no bearing at the extended end.

Here is a closer look at common roofing terms. The members making up the main body of the framework of all roofs are called rafters. Dormer a vertical window built into the slope of a pitched roof. It is a waterproofing layer made of regular felt stacked above the solid.

Occurs where overlapping materials are seamed sealed or. Below are some commonly used terms that identify parts of a roof and types of roofing. A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load. A low slope or flat seeming roof covered with alternating layers of roofing felt and hot mapped asphalt and topped off with a layer of gravel.

Fascia the vertical board secured to the ends of the rafters under the lower end of the roof to which the guttering is normally fixed traditionally timber nowadays usually upvc. Made of fibreglass and asphalt shingles protect the roof from rain and lend a house character. They do for the roof what the joists do for the floor and what the studs do for the wall. 1 part of a pitched roof construction that receives the feet of the spars sp ars and ceiling joist ends.

Slight vertical cut on the outside edge of truss bottom chord to make sure uniform nominal span typically 1 4 inch cantilever. Inspectapedia tolerates no conflicts of interest. Eaves the area just below the lower end of the roof includes the fascia soffit and guttering. The exposed end of a shingle.

They vary in size depending on their length and spacing. Post a question or comment about roof framing support construction specifications practices. 2 part of a flat roof structure that receives the ends of the flat roof joists.